@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/68ff1c94-6dc9-4b05-8c4f-372f697aac52> rdfs:isDefinedBy <https://stad.gent/data/blank_node/68ff1c94-6dc9-4b05-8c4f-372f697aac52> .